The ultimate ready to mix weight gain formula.
Serious weight gain requires serious calories. However, for many aspiring to be bigger, a highly active metabolism, weaker appetite and on-the-run lifestyle can make it challenging to consume enough calories from whole foods alone. In such instances, Optimum Nutrition Serious Mass is the perfect supplement to a food-first diet.
1,250 calories - to contribute to daily calorie intake
50g protein - supporting muscle growth in conjuction with an appropriate resistance training programme.
Over 250g carbohydrates - contributing to the recovery of normal muscle function (contraction) after intense and/or prolonged physical exercise that leads to muscle fatigue and the depletion of glycogen stores in skeletal muscle
3g Creatine - increases physical performance in successive bursts of short-term, high intensity exercise
25 vitamins and minerals
Informed Sport certified
Mix 2 heaped scoops with 710 ml of water. Enjoy post-workout and between meals.
Optimum Nutrition Serious Mass Gainer Cookies & Cream 5.45 kg (16 Servings) Chile | 602-DXTQCS
CLP 69,198 CLP 51,899
Optimum Nutrition Serious Mass Vainilla 5.45 kg (16 Servings) Chile | 521-BRIAVX
CLP 75,835 CLP 56,876
Optimum Nutrition Serious Mass Strawberry 5.45 kg (16 Servings) Chile | 647-EVDXPA
CLP 75,835 CLP 56,876
Optimum Nutrition Serious Mass Gainer Strawberry 5.45 kg (16 Servings) Chile | 854-AMGBFZ
CLP 69,198 CLP 51,899
Optimum Nutrition Serious Mass Strawberry 2.73 kg (8 Servings) Chile | 638-EFWMTO
CLP 47,393 CLP 35,545
Optimum Nutrition Serious Mass Gainer Vainilla 2.73 kg (8 Servings) Chile | 930-LQKOZT
CLP 45,497 CLP 34,123
Optimum Nutrition Serious Mass - Elite Series 2.73 kg (8 Servings) Chile | 071-KYCOLD
CLP 51,185 CLP 38,389
